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  <title>汽车与汽车直角侧面碰撞</title>
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    <div class="gx_mk">

      <h3 style="margin-left:5% ;width:auto; ">汽车与汽车直角侧面碰撞</h3>
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    <div class="gx_mk">

      <p class="my_span">公式3:</p>
      <img class="img_gx" src="img/公式3.jpg" alt="./img/2-1.jpg">
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    <div class="gx_mk">

      <!-- //φ1 -->
      <p>
        <input type="number" class="input_x" id="input1" min="1" placeholder="请输入φ1" />
        <span class="my_span">φ1：碰撞车滑动附着系数</span>
      </p>
      <!-- //φ2 -->
      <p>
        <input type="number" class="input_x" id="input2" min="1" placeholder="请输入φ2" />
        <span class="my_span">φ2：被碰撞车滑动附着系数</span>
      </p>
      <!-- //k1 -->

      <p>
        <input type="number" class="input_x" id="input3" min="1" placeholder="请输入k1" />
        <span class="my_span">k1：碰撞车附着系数修正值</span>
      </p>
      <!-- //k2 -->
      <p>
        <input type="number" class="input_x" id="input4" min="1" placeholder="请输入k2" />
        <span class="my_span">k2：被碰撞车附着系数修正值</span>
      </p>
      <!-- //s1 -->
      <p>
        <input type="number" class="input_x" id="input5" min="1" placeholder="请输入s1" />
        <span class="my_span">s1：被碰撞车碰撞后的滑移距离，单位为米（m）</sapn>
      </p>
      <!-- //s2 -->
      <p>
        <input type="number" class="input_x" id="input6" min="1" placeholder="请输入s2" />
        <span class="my_span">s2：被碰撞车碰撞后的滑移距离，单位为米（m）</sapn>
      </p>
      <!-- //m1 -->
      <p>
        <input type="number" class="input_x" id="input7" min="1" placeholder="请输入m1" />
        <span class="my_span">m1：碰撞车质量，单位为千克（Kg） </span>
      </p>
      <!-- //m2 -->
      <p>
        <input type="number" class="input_x" id="input8" min="1" placeholder="请输入m2" />
        <span class="my_span">m2：被碰撞车质量，单位为千克（Kg） </sapn>
      </p>
      <!-- //α -->
      <p>
        <input type="number" class="input_x" id="input7" min="1" placeholder="请输入α" />
        <span class="my_span">α：碰撞车滑移偏向角，单位为度（rad） </span>
      </p>
      <!-- //β -->
      <p>
        <input type="number" class="input_x" id="input8" min="1" placeholder="请输入β" />
        <span class="my_span">β：被碰撞车滑移偏向角，单位为度（rad） </sapn>
      </p>
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    <div class="gx_mk">

      <p>结果：<span id="result">0 </span>
        <span class="my_span">( v1：交通事故瞬间碰撞车速度，单位为千米每小时（Km/h）)</span>
      <p>结果：<span id="result1">0 </span>
        <span class="my_span">( v2：交通事故瞬间被碰撞车速度，单位为千米每小时（Km/h）)</span>

        <button onclick="calculate()" class="btn-s">提交</button>
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